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What to plant in January in Zone 9a

In January, Zone 9a gardeners can start indoors, transplant outdoors, direct-sow — 14 crops have a planting task this month.

Zone 9a frost: last ~03/02, first ~11/25. Dates computed from these and cited extension rules. For your exact town, use the ZIP tool.

Start indoors

TomatoesStart indoorsPeppersStart indoorsEggplantStart indoorsBasilStart indoorsBroccoliStart indoorsCabbageStart indoorsCauliflowerStart indoorsBrussels SproutsStart indoorsKaleStart indoorsLettuceStart indoorsSwiss ChardStart indoors

Transplant outdoors

CabbageTransplant outdoorsKaleTransplant outdoorsLettuceTransplant outdoorsOnionsTransplant outdoors

Direct-sow

LettuceDirect-sowSpinachDirect-sowPeasDirect-sow

← December   February →

Last verified 2026-07-16. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rules: UNH Extension, Johnny's, UGA Extension.